The meeting called "for the immediate re-opening of the crossings between Gaza and Israel so that essential goods and services, including fuel, can be supplied on a continuous basis".

Energy and climate change were also on the agenda.

"People would think that in the area of environment, producing countries and consuming countries, like Europe, would have a conflict in this area. Completely not true," Saud Al Faisal, the foreign minister of Saudi Arabia, said.

"We are in the same boat. After all, we breathe the same air and we drink the same water, we live on the same earth. So these elements affect us all."